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Trusted Since 1957
Wiseco
$98.09
Cometic Gasket
$20.07
Cometic Gasket
$5.92
Wiseco
$63.74
Wiseco
$83.37
Wiseco
$132.44
Cometic Gasket
$30.30
Wiseco
$49.02
Athena
$48.22
All Balls Racing
$21.73
Athena
$148.06
Hot Rods
$60.75
Wiseco
$49.02
Wiseco
$58.84
QuadBoss
$35.83
Hot Cams
$120.82
NGK
$36.10
NGK
$49.31
ProTaper
$30.71
NGK
$31.68
All 20 products shown
Yes, all parts displayed on this page are verified to fit the 1999 Yamaha YZ400F using VCDB fitment data. Our fitment information comes directly from manufacturers and is cross-referenced with industry-standard vehicle databases.
We offer a wide selection of engine & drivetrain parts specifically designed for the 1999 Yamaha YZ400F. All parts shown are verified for fitment and include detailed product information to help you choose the right option.
We carry parts from trusted brands including Wiseco, Cometic Gasket, NGK, Athena, and All Balls Racing, plus many more. Filter by brand to find your preferred manufacturer.
Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.
Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.